QBasic Programming

Display cube of an input number

REM PROGRAM TO DISPLAY CUBE OF AN INPUT NUMBER
CLS
INPUT “ENTER ANY NUMBER”; N
C = N ^ 3
PRINT “CUBE OF NUMBER ”; C
END

USING SUB PROCEDURE

DECLARE SUB CUBE (N)
CLS
INPUT “ENTER ANY NUMBER”; N
CALL CUBE(N)
END

SUB CUBE (N)
C = N ^ 3
PRINT “CUBE OF NUMBER “; C
END SUB

USING FUNCTION PROCEDURE

DECLARE FUNCTION CUBE (N)
CLS
INPUT “ENTER ANY NUMBER”; N
C = CUBE(N)
PRINT “CUBE OF NUMBER “; C
END

FUNCTION CUBE (N)
CB = N ^ 3
CUBE = CB
END FUNCTION

Display square of an input number (Prev Lesson)
(Next Lesson) Display square root of an input number
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